Find the Domain of the Rational Function $$r ( x ) = \frac { x ^ { 2 } - 36 } { x ^ { 2 } - 6 x - 16 }$$

question 168

Multiple Choice

Find the domain of the rational function.
- $$r ( x ) = \frac { x ^ { 2 } - 36 } { x ^ { 2 } - 6 x - 16 }$$

• A) All real numbers except \(- 6\) and 6 .
• B) All real numbers except \(- 8\) and 2 .
• C) All real numbers except \(- 2\) and 8 .
• D) All real numbers.

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Definitions:

Hermann Ebbinghaus

A German psychologist best known for his pioneering work on the study of memory, including the forgetting curve and the spacing effect.

Ebbinghaus' Retention Curve

A graphical representation of the decline in memory retention over time, illustrating that memories diminish if not rehearsed.

Chunking

A strategy for making more efficient use of short-term memory by grouping information into larger units.

Relearning

The process of learning material or skills for a second time, often more quickly than the first, indicating the retention of latent knowledge.